* Blumeriello jaopil
overwinters in diseased leaves on the ground. Ascospores are released
from apothecia around bloom during wet periods. 60-68 degrees F are
favorable for disease development. Symptoms can occur in 5 days after
infection. Low, Moderate, and Severe risk. Spectrum Weather Data
System & Eisensmith & Jones. Phytopathology 71:728-732. First
visible symptoms on 29 May, 2009. • Jul 6-8 (no possible cherry
leaf spot infection)
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